In which of the following is glycogen stored?
Spleen
Brain
Liver
Pancreas
The Correct Answer is C
A. Spleen: The spleen primarily functions in blood filtration and immune response, not glycogen storage.
B. Brain: The brain uses glucose as its main energy source but does not store glycogen in significant amounts.
C. Liver: The liver is the primary site of glycogen storage, which is used to regulate blood glucose levels.
D. Pancreas: The pancreas regulates blood sugar by producing insulin and glucagon, but it does not store glycogen.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["B","D","E"]
Explanation
A. For fluid balance: Lipids do not play a direct role in maintaining fluid balance; electrolytes and plasma proteins like albumin regulate this function.
B. As a component of the myelin sheath: Lipids, particularly phospholipids and cholesterol, are essential for forming the myelin sheath, which insulates nerve fibers and facilitates efficient nerve conduction.
C. Component of hemoglobin: Hemoglobin is composed of iron and protein (globin chains), not lipids.
D. As a component of the cell membrane: Cell membranes are composed of a lipid bilayer (phospholipids and cholesterol), which helps maintain structural integrity and fluidity.
E. As an energy source: Lipids provide a concentrated energy source, yielding 9 kcal per gram, which is more than carbohydrates (4 kcal/g).
Correct Answer is A
Explanation
A. Non-essential amino acids: Non-essential amino acids are those that the body can synthesize, so they do not need to be obtained from the diet.
B. Fatty acids: Fatty acids are components of lipids, not amino acids, and are unrelated to protein synthesis.
C. Essential amino acids: Essential amino acids cannot be synthesized by the body and must be obtained through diet.
D. Protein: Proteins are made up of amino acids, but the term "non-essential amino acids" specifically refers to individual amino acids that the body can produce.
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